Williamson Brothers Catering, a part of Williamson Brothers Bar-B-Q, offers services for church functions, fundraisers, family gatherings, award banquets, conventions, sports functions, weddings and corporate luncheons. Its menu includes rotisserie pork and chicken, hickory-smoked baby back ribs, hamburgers, hot dogs and beef. Williamson Brothers Catering serves coleslaw, potato salad, green beans, corn and chips. It also offers grilled boneless chicken breast with melted cheese, filet mignon and rib eyes. Williamson Brothers Catering provides shortbread crust with lemon filling, yellowfin tuna dip served with crackers and vineripened tomatoes and meatballs served with brown gravy. It features a variety of desserts, such as cookies and coconut, banana and chocolate pies. Williamson Brothers Catering is located in Marietta, Ga.